CVE-2016-1550

2017-01-0621:59:00

Debian Security Bug Tracker

security-tracker.debian.org

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

0.005 Low

EPSS

Percentile

76.1%

JSON

An exploitable vulnerability exists in the message authentication functionality of libntp in ntp 4.2.8p4 and NTPSec a5fb34b9cc89b92a8fef2f459004865c93bb7f92. An attacker can send a series of crafted messages to attempt to recover the message digest key.

OSVersionArchitecturePackageVersionFilename
Debian11allntp< 1:4.2.8p7+dfsg-1ntp_1:4.2.8p7+dfsg-1_all.deb
Debian10allntp< 1:4.2.8p7+dfsg-1ntp_1:4.2.8p7+dfsg-1_all.deb